Opening family
Blackmar-Diemer Gambit Accepted Lines and Variations
The Blackmar-Diemer Gambit Accepted family contains 22 named lines in this opening book, spanning ECO D00. Use this page as the map, then open individual lines for exact move orders and diagrams.
How to study this family
White
The gambit side must turn time and activity into concrete threats; if the initiative fades, the pawn deficit matters.
Black
The defending side should return material if needed to finish development and neutralize the initiative.
Start with the shortest line, then branch to the variations that change the pawn structure or tactical target. Memorizing every branch before understanding the family plan is usually wasted work.
Main named lines
- D00 · Blackmar-Diemer Gambit Accepted
- D00 · Blackmar-Diemer Gambit Accepted: Ryder Gambit
- D00 · Blackmar-Diemer Gambit Accepted: Bogoljubow Defense
- D00 · Blackmar-Diemer Gambit Accepted: Euwe Defense
- D00 · Blackmar-Diemer Gambit Accepted: Gunderam Defense
- D00 · Blackmar-Diemer Gambit Accepted: Holwell Defense
- D00 · Blackmar-Diemer Gambit Accepted: Kaulich Defense
- D00 · Blackmar-Diemer Gambit Accepted: Pietrowsky Defense
- D00 · Blackmar-Diemer Gambit Accepted: Ritter Defense
- D00 · Blackmar-Diemer Gambit Accepted: Schlutter Defense
- D00 · Blackmar-Diemer Gambit Accepted: Teichmann Defense
- D00 · Blackmar-Diemer Gambit Accepted: Ziegler Defense
- D00 · Blackmar-Diemer Gambit Accepted: Euwe Defense, Duthilleul Gambit
- D00 · Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Mad Dog Attack
- D00 · Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Nimzowitsch Attack
- D00 · Blackmar-Diemer Gambit Accepted: Gunderam Defense, Stader Variation
- D00 · Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Kloss Attack
- D00 · Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Studier Attack
- D00 · Blackmar-Diemer Gambit Accepted: Teichmann Defense, Ciesielski Variation
- D00 · Blackmar-Diemer Gambit Accepted: Teichmann Defense, Classical Variation
- D00 · Blackmar-Diemer Gambit Accepted: Teichmann Defense, Seidel-Hall Attack
- D00 · Blackmar-Diemer Gambit Accepted: Euwe Defense, Zilbermints Gambit
Deep theory branches
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 6. Bg5 Be7 7. Bd3 Nc6 8. O-O Nxd4 9. Kh1 — Blackmar-Diemer Gambit Accepted: Euwe Defense, Zilbermints Gambit
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. O-O O-O 8. Kh1 — Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Kloss Attack
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. O-O O-O 8. Qe1 — Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Studier Attack
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Qf2 — Blackmar-Diemer Gambit Accepted: Teichmann Defense, Ciesielski Variation
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Be3 — Blackmar-Diemer Gambit Accepted: Teichmann Defense, Classical Variation
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. g4 — Blackmar-Diemer Gambit Accepted: Teichmann Defense, Seidel-Hall Attack
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bf5 6. Ne5 e6 7. g4 Be4 — Blackmar-Diemer Gambit Accepted: Gunderam Defense, Stader Variation
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. h4 — Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Mad Dog Attack
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. Ne5 — Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Nimzowitsch Attack
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 6. Bd3 — Blackmar-Diemer Gambit Accepted: Euwe Defense, Duthilleul Gambit
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 — Blackmar-Diemer Gambit Accepted: Bogoljubow Defense
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 — Blackmar-Diemer Gambit Accepted: Euwe Defense
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bf5 — Blackmar-Diemer Gambit Accepted: Gunderam Defense
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Qd6 — Blackmar-Diemer Gambit Accepted: Holwell Defense
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 c5 — Blackmar-Diemer Gambit Accepted: Kaulich Defense
- 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Nc6 — Blackmar-Diemer Gambit Accepted: Pietrowsky Defense